Home / 40,291.36-55,601.66-22,385.97

Finding the Fourth Proportional to 40,291.36, 55,601.66 and 22,385.97

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Solution

The fourth proportional to 40,291.36, 55,601.66 and 22,385.97 is: 30,892.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,291.36 : 55,601.66 = 22,385.97 : x
  2. Step 2: Convert to fraction form
    40,291.36/55,601.66 = 22,385.97/x
  3. Step 3: Cross multiply
    40,291.36x = 55,601.66 × 22,385.97
  4. Step 4: Simplify right side
    40,291.36x = 1,244,697,148.68
  5. Step 5: Solve for x
    x = 1,244,697,148.68/40,291.36
  6. Step 6: Final answer
    x = 30,892.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.